DataAccess | Feeh/iFlash/Beats Leecher

package pokedex.dao;
import java.sql.*;

public class DataAccess {

    private final String
            USERNAME = "", // user do banco
            PASSWORD = "", // password
            JDBC = "oracle.jdbc.OracleDriver",
            DRIVER = "jdbc:oracle:thin:@//localhost:1521/XE";

    protected Connection con;
    protected PreparedStatement state;
    protected ResultSet result;

    // <editor-fold defaultstate="collapsed" desc="Connect / Disconnect">
    protected boolean connect() {
        boolean success = false;
        try {
            Class.forName(JDBC);
            try {
                con = DriverManager.getConnection(DRIVER, USERNAME, PASSWORD);
                success = true;
            } catch (SQLException e) { }
        } catch (ClassNotFoundException e) { }
        return success;
    }

    protected boolean disconnect(){
        boolean success = false;
        try {
            con.close();
            success = true;
        } catch (SQLException e) { }
        return success;
    }
    // </editor-fold>

    protected java.sql.Date convertToSQL(java.util.Date date) {
        return new java.sql.Date(date.getTime());
    }

    protected java.util.Date convertToDate(java.sql.Date date) {
        return new java.util.Date(date.getTime());
    }
}